1899 1/2p on 1/2p emerald Z.A.R., also Mafeking 1p on 1/2p green, h.r., fine-v.f., with 1973 and 1985 Royal certificates (SG 1,1a) cat. $565 (Cat No. 182,N1) (Image)

Cat. $565, Est.US$200

1900 1/2p green of Transvaal, handstamped sideways "V.R. Special Post", canceled on piece by Vryburg, B.B. May 16, 19 (00) cds, fine, with 1998 Holcombe certificate ("a scarce stamp which is only known used") (SG 11, £4,000) cat. $3500 (Cat No. N5) (Image)

Cat. $3500, Est.US$1,500